/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

import dao.Dao;
import entidades.Usuario;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.eclipse.persistence.sessions.Session;

/**
 *
 * @author aluno
 */
@WebServlet(name = "Servlet_login", urlPatterns = {"/Servlet_login"})
public class Servlet_login extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            /* TODO output your page here
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet Servlet_login</title>");  
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Servlet Servlet_login at " + request.getContextPath () + "</h1>");
            out.println("</body>");
            out.println("</html>");
             */
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        String op=(String) request.getParameter("op");
        if (op.equals("1")){
            request.getSession().setAttribute("usuario", null);
            response.sendRedirect("login.jsp");
        }
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {

        String email = request.getParameter("email");
        String senha = request.getParameter("senha");

         Dao<Usuario> dao = new Dao<Usuario>(Usuario.class);

        if ( dao.getEmailSenha(email, senha).isEmpty()) {
            RequestDispatcher rd2 = request.getRequestDispatcher("login.jsp");
            rd2.forward(request, response);
        } else if (dao.getEmailSenha(email, senha).get(0).isN_acesso() == true) {
            
            RequestDispatcher rd = request.getRequestDispatcher("UsuarioSuper.jsp");
            HttpSession secao = request.getSession(true);
            secao.setAttribute("usuario", dao.getEmailSenha(email, senha).get(0));
            rd.forward(request, response);
        } else if (dao.getEmailSenha(email, senha).get(0).isN_acesso() == false) {
            RequestDispatcher rd = request.getRequestDispatcher("Usuario.jsp");
            HttpSession secao = request.getSession(true);
            secao.setAttribute("usuario", dao.getEmailSenha(email, senha).get(0));
            rd.forward(request, response);
        }

        
    }
}
/** 
 * Returns a short description of the servlet.
 * @return a String containing servlet description
 */
